46 results
ECG Changes with Potassium Imbalance
 - Normokalemia
 - Hypokalemia
 - Hyperkalemia

#Hypokalemia #Hyperkalemia #ECG #potassium #cardiology #ekg
ECG Changes with ... Potassium Imbalance ... #Hyperkalemia #ECG ... #potassium #cardiology ... #ekg #electrocardiogram
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... Serum potassium ... #EKG #emergencymedicine ... Electrocardiogram #ECG
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... closely with serum potassium ... reassuring if elevated potassium ... #progression #ekg ... electrocardiogram #potassium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Drugs Increased potassium ... (oral/iv) • Potassium-rich ... • Drugs • Addison's ... algorithm #nephrology #potassium
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... their validity (e.g ... clinical context & EKG ... Enteral potassium ... Intravenous potassium
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
Flecainide Toxicity on ECG ... Potassium normal ... Flecainide #Toxicity #ECG ... #EKG #Electrocardiogram
Hypokalaemia:

The gradual fall in serum potassium level is reflected electrocardiographically by the following features:

1. Gradual decrease
fall in serum potassium ... Clinical #Cardiology #ECG ... #EKG #UWaves #Hypokalemia
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's ... sodium • ↑ Serum potassium ... Decreased axillary or pubic ... Check sodium, potassium ... insufficiency #addisons
CLINICAL MANIFESTATIONS 
OF ADRENAL INSUFFICIENCY. 

Primary and secondary adrenal insufficiency:
 - Tiredness, weakness, mental depression
Scanty axillary and pubic ... Insufficiency #Addisons
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
Osmotic Diuretics (e.g ... Loop Diuretics (e.g ... 4) Thiazides (e.g ... HCTZ) 5) Potassium-sparing ... (e.g. spironolactone